Table 2. Latency of VEP after CCh injection or HDB stimulation and drug treatment.

Latency (ms)	0 min	30 min	60 min	90 min	120 min	150 min	180 min	210 min
Cholinergic enhancement
Control	36±3	35±3	37±3	35±4	35±2	33±4	34±3	35±4
Carbachol (CCh)	37±3	37±2	36±4	34±3	29±3	26±5	31±3	31±3
HDB stimulation	35±4	32±2	33±3	33±3	35±3	33±4	36±1	35±3
Sco (i.p.)+CCh	37±1	41±1	40±2	40±2	35±4	38±3	39±5	37±2
CCh+Sco (i.p.)	38±1	38±3	35±1	33±1	33±1	35±5	33±3	36±1
Pharmacological treatment
aCSF+CCh	38±2	37±4	35±4	33±3	36±3	32±3	32±3	35±2
Sco(i.c.)+CCh	38±5	37±2	41±1	39±3	43±5	40±6	44±5	39±6
Mec+CCh	39±1	38±3	38±2	37±6	46±3	45±4	30±4	38±4
MLA+CCh	40±2	41±4	39±2	37±4	36±4	37±3	39±3	37±2
CPP+CCh	39±3	36±4	36±2	34±3	38±2	38±5	31±4	30±6

Values are expressed in mean±SD of ms after the stimulation artefact. There was no effect of the treatment on latency.